Mastech HY1803D 10-turn potentiometer upgrade
I have just upgraded my Mastech HY1803D lab power supply with a 10-turn voltage adjustment potentiometer. In order to perform the upgrade, you would need a 6.8K potentiometer (at least the original is). The trickiest part is removing the knob from the old pot. It is glued on, use pliers, soft padding and some leverage… Read More »